<!DOCTYPE html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>练习一下 Vue 单文件组件的语法</title> 
</head>
<body>
    <!-- 准备一个容器 -->
    <div id="root">
      <App></App>
    </div>
    <script type="text/javascript" src="../js/vue.js"></script>
    <script type="text/javascript" src="./main.js"></script>
</body> 
</html>